Popsugar Fashion Fashion Trends Top Fashion Moments in 2017 The 50 Most Unforgettable Fashion Moments of 2017 5 January 2018 by Marina Liao First Published: 28 December 2017 View On One Page Photo 47 of 50 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 47 The Duchess of Cambridge Gave Us a Third Round of Maternity Style The royal, who is expecting her third child, stunned in a black Diane von Furstenberg lace dress. Previous Next Start Slideshow Fashion TrendsBest Of 2017Fashion NewsBest Of